Briggs & Stratton 030439(A) Manual Del Operario página 18

Clean and inspectthe spark arresteras follows:
1. To remove muffler heat shield (A) from muffler (B),
remove four screws that connect guard to muffler
bracket.
2. Removefour screws that attach spark arrester screen
(c).
3. Inspect screen and obtain a replacementif torn,
perforated or otherwise damaged. DO NOT use a
defective screen. If screen is not damaged, clean it with
commercial solvent.
4. Reattachscreen and muffler guard.
Clean CoolingSystem
Over time debris may accumulate in cylinder cooling fins and
cannot be observed without partial engine disassembly. For
this reason, we recommend you have an authorized service
dealer clean the cooling system (D) per recommended
intervals (see MaintenanceSchedule in the Maintenance
section). Equally important is to keep top of engine free from
debris. Also see Cleaning.
CheckValve Clearance
Regular valve clearance check and adjustment will improve
performance and extend engine life. This procedure cannot
be done without partial engine disassembly and the use of
special tools. For this reasonwe recommend that you have
an authorized Service Dealercheck and adjust valve
clearance at recommended intervals (see Maintenance
Schedule in the Maintenancesection).
CarburetorAdjustment
The carburetor on this engine is low emission. It is equipped
with a non-adjustable idle mixture valve. Top speed has been
set at the factory. If adjustment is required, see an
authorized service dealer.
_k CAUTION: Excessively high operating speeds increase
risk of injury and damage to generator.
Excessively low speeds impose a heavy load.
• DO NOTtamper with governed speed. Generator supplies
correct rated frequency and voltage when running at governed
speed.
• DO NOTmodify generator in any way.
18 BRIGGSandSTRATTON.COIVI